Finding the Fourth Proportional to 1,631,028.81, 2,250,847.58 and 896,013.99
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Solution
The fourth proportional to 1,631,028.81, 2,250,847.58 and 896,013.99 is: 1,236,514.59
Step by Step Solution
- Step 1: Write the proportion equation
1,631,028.81 : 2,250,847.58 = 896,013.99 : x - Step 2: Convert to fraction form
1,631,028.81/2,250,847.58 = 896,013.99/x - Step 3: Cross multiply
1,631,028.81x = 2,250,847.58 × 896,013.99 - Step 4: Simplify right side
1,631,028.81x = 2,016,790,921,037.64 - Step 5: Solve for x
x = 2,016,790,921,037.64/1,631,028.81 - Step 6: Final answer
x = 1,236,514.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.